#!/usr/bin/env bash

# Copyright 2019 The Skaffold Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -e -o pipefail

DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

DOCKERFILE=deploy/skaffold/Dockerfile
SHA1=$("${DIR}/skaffold-deps-sha1.sh")
UPDATED_DOCKERFILE=$(sed -E "s/FROM (.*):.* as (.*)/FROM \1:${SHA1} as \2/" deploy/skaffold/Dockerfile)
echo "${UPDATED_DOCKERFILE}" > "${DOCKERFILE}"

if [[ ! -z $(git status --porcelain -- "${DOCKERFILE}") ]]; then
    echo "Please commit ${DOCKERFILE}"
    exit 1
fi